Marathon Motors GT1028 Motor 25 HP 230/460V 3-Phase - GT1028

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Brand: Marathon
SKU: GT1028
$2,601.00
$3,491.42
$2,601.00
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Marathon Motors GT1028 Motor 25 HP 230/460V 3-Phase - GT1028

The Marathon Motors GT1028 motor is a 25 HP, 3-phase motor designed for continuous duty applications. It features a totally enclosed fan-cooled (TEFC) enclosure and can be used in various industrial settings.

Product Highlights

This motor has a robust TEFC enclosure, ensuring long-term reliability in demanding environments. It operates at 1780 RPM and has a reversible rotation. The motor shaft measures 1.875 inches in diameter and 4.62 inches in length.

Features
  • 25 HP motor
  • 230/460V voltage
  • Totally enclosed fan-cooled (TEFC) design
Specifications
Brand Marathon Motors
Model Number (MPN) GT1028
Motor Type TEFC (Totally Enclosed Fan Cooled)
Application Continuous Duty
Horsepower (HP) 25 HP
Voltage 230/460V
Service Factor 1.15
RPM 1780
Phase Three Phase
Rotation Reversible
Frame Size 284T
Shaft Dimensions 1.875" Diameter x 4.62" Length
Enclosure TEFC
Weight 529 lbs
What our Experts Think
  • High Power Output: Delivers 25 HP at 1772 RPM—perfect for demanding tasks like pumps, compressors, blowers, and conveyors.

  • Versatile Voltage: Supports 208-230/460V, 60 Hz, 3-phase power—compatible with most industrial setups.

  • Rugged Construction: Built with a 284T frame and rigid base, providing dependable stability and ease of mounting.

  • TEFC Enclosure: Totally Enclosed Fan Cooled design protects internal components from dust, dirt, and moisture.

  • Efficient Operation: Features a 1.15 service factor and 93.6% efficiency rating for reliable, continuous duty and reduced energy costs.

  • Durability First: Equipped with heavy-duty bearings and Class F insulation to withstand high-load applications and temperature variations.

Q&A

Q: What is the Marathon GT1034 motor?
A: The GT1034 is a 40 horsepower, three-phase motor designed for industrial applications. It operates at 1800 RPM and features a Totally Enclosed Fan Cooled (TEFC) enclosure, offering protection from dust, moisture, and harsh environments.

Q: What applications is the GT1034 motor suitable for?
A: This motor is ideal for heavy-duty applications such as compressors, pumps, conveyors, blowers, and HVAC systems. Its TEFC design ensures it can withstand exposure to contaminants, making it suitable for use in demanding industrial environments.

Q: What are the benefits of the TEFC design?
A: The TEFC (Totally Enclosed Fan Cooled) design keeps the motor sealed from external contaminants like dust and moisture, while providing efficient cooling. This ensures reliable operation in harsh or outdoor environments.

Q: Can the GT1034 motor be used with variable frequency drives (VFDs)?
A: Yes, the GT1034 motor is inverter duty rated, meaning it can be used with variable frequency drives for flexible speed control in various applications.

Q: Does the GT1034 motor include thermal protection?
A: No, the GT1034 motor does not have built-in thermal protection. Additional protection devices may be necessary depending on your setup and application.

Maintenance Tips
  • Regular Inspections: Monitor for unusual vibrations, noises, or overheating to detect potential issues early.

  • Clean Air Vents: Ensure the Totally Enclosed Fan Cooled (TEFC) enclosure remains free from debris to maintain proper airflow and cooling.

  • Lubrication: Apply manufacturer-recommended lubricants to bearings as per guidelines to reduce friction and wear.

  • Monitor Operating Conditions: Regularly monitor motor temperature, voltage, and current to ensure optimal performance.

  • Check Alignment: Ensure proper alignment with driven equipment to avoid stress and premature wear.

  • Inspect Electrical Components: Tighten electrical connections and inspect cables for signs of damage.

  • Replace Filters: If applicable, replace air or oil filters to prevent contaminants from affecting performance.

  • Test Motor Rotation: Verify the motor rotation direction periodically to ensure proper operation.

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